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JPL Small-Body Database Browser
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359920 (2011 WS131)
Classification: Main-belt Asteroid          SPK-ID: 2359920
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1301274783214889 1.1104e-07  
a 3.137950326053199 7.3379e-08 au
q 2.729616763025802 3.9089e-07 au
i 3.469577878712722 1.3221e-05 deg
node 193.7341159910843 0.00012038 deg
peri 233.6450524560864 0.00014649 deg
M 119.5500358056017 8.1331e-05 deg
tp 2457926.259659546495
(2017-Jun-21.75965955)
0.00044096 TDB
period 2030.334168681933
5.56
7.1217e-05
1.95e-07
d
yr
n .177310713454479 6.2194e-09 deg/d
Q 3.546283889080596 8.2927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      4937 days (13.52 yr)  
   first obs. used      2005-09-26  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .73022  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:36:00  

Additional Information
 Earth MOID = 1.74502 au 
 Jupiter MOID = 1.75907 au 
 T_jup = 3.195 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO391876  

359920 (2011 WS131)          Discovered 2005-Sep-26 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2011 WS131 = 2005 SD66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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